Service And Adjustments - Poulan Pro 176975 Important Manual

CAUTION: BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS:
• Depress clutch/brake pedal fully and set parking brake.
• Place motion control lever in neutral (N) position.
• Place attachment clutch in "DISENGAGED" position.
• Turn ignition key "OFF" and remove key.
• Make sure the blades and all moving parts have completely stopped.
• Disconnect spark plug wire from spark plug and place wire where it cannot come in contact
with plug.
TRACTOR
TO REMOVE MOWER (See Fig. 22)
• Place attachment clutch in "DISENGAGED" position.
• Turn height adjustment knob to lowest setting.
• Lower mower to its lowest position.
• Remove retainer spring holding anti-swaybar to chas-
sis bracket and disengage anti-swaybar from bracket.
• Remove retainer springs from suspension arms at
deck and disengage arms from deck.
• Raise attachment lift to its highest position.
• Remove two retainer springs from each front link and
remove links.
• Slide mower forward and remove belt from electric
clutch pulley.
• Slide mower out from under right side of tractor.
IMPORTANT: IF AN ATTACHMENT OTHER THAN THE
MOWER DECK IS TO BE MOUNTED ON THE TRACTOR,
REMOVE THE FRONT LINKS.
TO INSTALL MOWER
Follow procedure described in "INSTALL MOWER AND
DRIVE BELT" in the Assembly section of this manual.
TO LEVEL MOWER HOUSING
Adjust the mower while tractor is parked on level ground or
driveway. Make sure tires are properly inflated (See
"PRODUCT SPECIFICATIONS" section of this manual). If
tires are over or underinflated, you will not properly adjust
your mower.
CHASSIS
BRACKET
RETAINER SPRING
ANTI-SWAY BAR
RETAINER SPRINGS

SERVICE AND ADJUSTMENTS

ADJUSTMENT
NUTS
SUSPENSION
ARMS
FIG. 22
SIDE-TO-SIDE ADJUSTMENT (See Figs. 23 and 24)
• Raise mower to its highest position.
• At the midpoint of both sides of mower, measure height
from bottom edge of mower to ground. Distance "A" on
both sides of mower should be the same or within 1/4"
of each other.
• If adjustment is necessary, make adjustment on one
side of mower only.
• To raise one side of mower, tighten lift link adjustment
nut on that side.
• To lower one side of mower, loosen lift link adjustment
nut on that side.
NOTE: Three full turns of adjustment nut will change
mower height about 1/8".
• Recheck measurements after adjusting.
BOTTOM EDGE
OF MOWER TO
GROUND
A
SUSPENSION ARM
FRONT MOWER
LIFT
BRACKET
LINKS
21
GROUND LINE
FIG. 23
LIFT LINK
ADJUSTMENT NUT
FIG. 24
ELECTRIC CLUTCH
PULLEY
FRONT
LINKS
RETAINER SPRINGS
FRONT MOWER
BRACKET
BOTTOM EDGE
OF MOWER TO
GROUND
A